NSN 5925-01-051-7878

Datasheet

• Product description
  

  Circuit Breaker NSN 5925-01-051-7878.

• MPN or Model
  

  HB3Z2-57

• Schedule B
  8536.20.0040 (Automatic circuit breakers, for a voltage not exceeding 1, 000 v, nesoi)
• NMF (National Motor Freight)
  061300 - Circuit Breaker/switch NOI
• Unit Weight (Est.)
  0.5 lb
• Thread Pitch Diameters
  +0.3503/+0.3537 inches
• Body Style
  Multipole-single actuator type
• Bushing Length
  0.330 inches
• Body Length
  1.562 inches
• Body Width
  1.937 inches
• Case Material
  Metal
• Center To Center Distance Between Terminals Parallel To Length
  0.906 inches
• Center To Center Distance Between Terminals Parallel To Width
  0.625 inches
• Switch Contact Arrangement
  Single pole, double throw
• Fragility Factor
  Moderately rugged
• Mounting Surface To Terminal End Distance
  1.828 inches
• Pole Quantity
  3
• Arc Quenching Method
  Magnetic blowout
• Mounting Facility Type And Quantity
  1 threaded bushing w/panel seal
• Storage Type
  General purpose warehouse
• Special Handling Feature
  Magnetic
• Thready Qty Per Inch (tpi)
  32
• Maximum Continuous Load Current Rating Per Pole
  10.0 amperes ac all locations and 10.0 amperes dc all locations
• Operating Voltage Type And Rating Per Pole In Volts
  240.0 ac all locations and 50.0 dc all locations
• Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps
  300.0 ac all locations and 500.0 dc all locations
• Circuit Protection Type
  Overcurrent all locations
• Trip Release Method
  Magnetic all locations
• Trip Release Characteristic
  Time delay all locations
• Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent
  115.0 all locations
• Reset Method
  Manual
• Main Contact Tripping Mechanism Type
  Trip free
• Manual Actuator Type And Quantity
  1 toggle
• Actuator Function
  Trip-reset
• Actuator Position Designation
  At pole two
• Auxiliary Switch Function And Quantity
  1 alarm
• Internal Trip Release Configuration
  Series trip all locations
• Thread Size
  0.375 inches
• Switch Location And Position Designation
  Internal at pole three
• Trip Delay Time In Seconds Per Rated Continuous Current
  0.055 at 200 pct all locations and 1.000 at 200 pct all locations
• Inclosure Protection Type For Which Designed
  Fungus resistant and hermetically sealed
• Switch Terminal Type
  Tab, solder lug
• Switch Current Rating And Type In Amps
  0.5 ac and 0.5 dc
• Switch Voltage Rating And Type In Volts
  120.0 ac and 50.0 dc
• Frequency In Hertz
  400.0 all locations
• Unpackaged Unit Weight
  150.0 grams
• Test Data Document
  81349-mil-c-39019 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
• Thread Series Designator
  Unef
• Terminal Type And Quantity
  6 wire hook
• Specification Data
  81349-mil-c-39019/6 government specification